save project

diy1.py

 # 悟空想海龟作图画出弹簧隧道，但是出现了bug，运行不了，请你帮助他，修改bug~
 import turtle 
+import random
 
+color=["red","orange","green","blue","pink","dimgray","bisque","burlywood","antiquewhite","tan","wheat","blanchedalmond","navy","gold","teal","deeppink"]
 pen=turtle.Pen()
 screen=turtle.Screen()
-pen.speed('fast')
+
+pen.speed(10)                                                         
 pen.hideturtle()
 screen.bgcolor('black')
 
 i=0
-while i<135:
-    screen.pencolor('pink')
+while i<200:
+    e = random.randint(0,len(color)-1)
+    pen.color(color[e])
     pen.penup()
     pen.goto(0,0)
     pen.forward(200)
     pen.pendown()
-    screen.circle(100)
+    pen.circle(100)
     pen.left(2)
     i+=1